Surface=2(5 x 4)+2(4 x 7)+2(5 x 7)=2(20)+2(28)+2(35)=40+56+70=166
Answer: 166 cm²
Answer:
100
Step-by-step explanation:
500ml÷5h=100ml/h
Answer:
5p + 10 = 5(p+2)
8p + 1p = 9p
Step-by-step explanation:
your question was confusing and you didn't specify so the first one is factored and the second is simplified.. hope it helped, brainliest please?
For this case we assume that the photo album is rectangular in shape and therefore the fabric too. By definition, the area of a rectangle is given by:

Where:
a: It is the length of the rectangle
b: It is the width of the rectangle
According to the problem data we have to:

Substituting:

We clear "a":

Thus, the length of the fabric is 
ANswer:
The length of the fabric is